import { mapGetters } from 'vuex'

export default {
	computed: {
		...mapGetters('m_cart',['total'])
	},
	watch: {
		total() {
			this.setBadge()
		}
	},
	onShow(){
		this.setBadge()
	},
	methods:{
		setBadge() {
			uni.setTabBarBadge({
				index: 2,
				text: this.total + '',
			})
		}
	}
}